型號(hào)GB/T:E309Mo-16 相當(dāng)于AWS:E309Mo-16 簡(jiǎn)介:鈦鈣型Cr23Ni13Mo2不銹鋼焊條,焊縫金屬中含有鉬,比A302具有更高的耐蝕性、抗氧化性及抗裂性,交直流兩用,